Scaffold.



PATENTED JAN. 22, 1907.

D. P. GHESEBRO.

SUAFPOLD.

APPLIGATION FILED APR.17, 1906.

WITNESSES:

ATTORNEPQS with recesses therein te hold the-links jef the; chains, as shown in Fig. 3 bvtit will be -un-; 'derstood that the wheels might beprovided pain of pe fellelsprocket-wheels mountedj-in' another 'in-'thefov;ei;hg,n orQut-boardnpori.

' tively from sei'd chains; nieans fort wind1ng' seiid drum-to take, 111;) the chains? ,frate and. means) f rfprevTenti'ng v 'an ObVlOllSIllibDllGP- but owing to the liehility; of the teeth breaking 0E; due tothe welght pf the'seafidld ,1 prefepto cpns'trnct the sprecket "said, string-p1 ces ln the' inbeardjportien movement of thed ium, as end for the frame to thelframeworkaof; a building dru with teethto engage the linkS of the chain in SWith the' seideeesses. j What I c'laim ae'myinvention-is fd e (if the character .deseribeflj" work of afbuilding, a dyuin dbnsis'tingef I a,

thereof pulleys mounted out of line'with one; 4

tion of the 'f mn1ew6rk, cheinS pa'ssingever.

said sprocket ehain-whe'el s andseid pnll eysi a pletfdrmfhnng at its oppo jsi te lsi des respecz 2, In ahanging scaffbld, the c0n1b inat10n= df a; frame ednsisting of'parallel 's t ing-pi ees secured together; means foriiatt ehing 'said consisting :Of a p air of sprocketheels m'onnt;

ed to rotete within said frame at the inboard;

portion thereef, pulleys Ineimted in the over hanging 01 outboard portion of thefreme-f one are po' fi b. 1

- Ina hanging'seafiold, the "combination bliilding-meens for securing the {name to the .bnilding} a-pl'etfo'rm hung irony chains de-Z- I 1 pending'frem the prejecting or-ioutboa'rd p01"- -ft i0n" 0f.the Ireniwerlgheisting niechenisn1' =ebmm01ftofseid qh ains' mounted on the in-;

15 1 'mgqntedqn. herizentel shafts connecting the twojsigiesnf'thefremeiatfthe.eutbeai'd p01 thefb iildingfele'l'lend fe'rflthe purpose d e-' NewYorkfin theeOunty o'f'New bf"af-ftamewoflg'fadapted t6 project from a I i 

